Faire Software Engineer interview experience

In the first round, I worked on finding three consecutive substrings in a string where the syllable counts had to match 5, 7, and 5. A syllable dictionary was provided, and I had to normalize words by converting them to lowercase. The target complexity was O(n), which influenced how I reasoned about scanning the input.

In the second round, I analyzed a log of user actions against a funnel array to figure out how many times each funnel stage was executed. The requirement was that each user had to start from the first action of the funnel. I didn’t write test cases for that second problem, and